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  1. esi SR1 Standard Resistor

    esi SR1 Standard Resistor

    • New Design, With Improved Specifications
    • Versatile working standard
    • Laboratory standard of high accuracy and stability
    • Adjusted to within 20 ppm of nominal
    • 50 ppm long-term accuracy for most values
  2. SRX1 Series NAVAIR Resistance Standard

    SRX1 Series NAVAIR Resistance Standard

    • Range from 1 Ω - 1 MΩ
    • Stabilities as good as 5 ppm
    • Minimal Change from power cycling
    • The US Navy's Resistance Standard
  3. DC Current Shunt

    DCCS DC Current Shunt Series

    • Allows for High Current Calibration, up to 60 A
    • Resistances ranges from 100 µΩ - 1 kΩ
    • High Accuracy 0.02%
    • Suitable for Direct Current & Technical Frequencies
    • Oil-Filled Design Ensures Great Long Term Stability <0.01% Over Many Years
  4. SRX 4-Terminal Resistance Standard

    SRX/SRC Series Economical Resistance Standard

    • Wide range of values - 1 mΩ to 10 TΩ
    • Very stable - up to 10 ppm/yr
    • ISO-17025 Accredited Calibration Included
    • 3 Year Warranty Included
    • Excellent TC - as low as 1 ppm/°C
  5. OhmSOURCE with Leads

    ohmSource Resistance Decade Box / RTD Simulator

    • The revolutionary ohmSOURCE Microprocessor Controlled Resistance Decade Boxes are like nothing you have ever seen before!
    • Two cost-effective models available
    • Accuracy's as tight as 0.01%, with resolution as good as 0.01Ω
    • Engineered as an ideal RTD Calibrator 
  6. HPRS Series High Power Resistance Decade Box

    HPRS Series High Power Resistance Decade Box

    • Resistance from 1 mΩ to 10 MΩ
    • Power Rating : 225 W/decade, 250 W max. or higher (Contact IET for Custom Higher Power Units)
    • Accuracy: 0.5% or 1%
    • Voltage Rating: 1000 V or higher
    • Special and custom configurations available

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